stackoverflow.com/questions/3629183The below function works fine on opera, firefox and chrome. However in IE8 it fails on if ( allowed.indexOf(ext[1]) == -1) part. Does anyone know why? Is there any obvious mistake? function Check...

stackoverflow.com/questions/1744310If you have worked with JavaScript at any length you are aware that Internet Explorer does not implement the ECMAScript function for Array.prototype.indexOf() [including

perrymitchell.net/.../ie8_javascript_indexof_hasownpropertyI’ll cut to the chase on this one: IE8 has a few problems handling some Javascript features a lot of programmers, like myself, have taken for granted in other browsers.

soledadpenades.com/.../17/arrayindexof-in-internet-explorerWhat’s weird is that my (raw, un-prototype-fixed) indexOf usage worked for a while in IE8. Then it stopped. Huh? Your code fixed it of course. But apparently I added document.getElementById mixed in with otherwise pure jQuery, and once that happened started IE8 barfing on indexOf.

bugs.jquery.com/ticket/10700Updated my application and found that on IE8 jQuery.inArray() returns error. ... Array.prototype.indexOf is not implemented in IE6, 7 & 8, but String.prototype.indexOf is. Note: See TracTickets for help on using tickets. Download ...

https://social.microsoft.com/Forums/en-US/bd48e217-3788...I believe once you add the above code, your existing line of code should work as is. The above code provided by DynaMotion defines an IndexOf function for an Array which is missing in IE 8 and therefore it errors for you.

stellapower.net/.../javascript-support-and-arrayindexof-iehas anybody had problems when looping over an array after defining this? in IE8 at least it adds another element to the array, so when using "for .. in" or even a regular for loop, the last element of every array is this function.

coding-journal.com/array-indexof-in-internet-explorer-9As Soledad Penadés correctly stated (back in 2007), Array.indexOf has been around for quite some time in almost every browser, but it had never been standardized by the ECMA, until ECMAScript 5th Edition which was released in December 2009 (for comparison, IE8 was released in March, 2009).

blogs.msdn.com/.../14/how-to-detect-ie8-using-javascript...A question I’ve been asked recently is “How can I detect IE8 using JavaScript?”. There are several ways to accomplish this task, and each one will have his pros and cons. In this post I will show the best practices to detect IE8 on real world scenarios. If you have any feedback ...

forums.codescript.in/javascript/indexof-in-ie8-how-to...This problem already has an solution here: Why does not indexOf work on an array IE8? 5 solutions I have found a issue with an indexOf method in Internet Explorer 8.

www.nbhuxin.com/javascript%20array%20indexof%20ie8.htmlJavascript: array.indexOf() fix for IE8 and below. by jonm on August 14th, 2013. Just a quick note on how to deal with another one of the IE/Javascript ...

www.nbhuxin.com/js%20array%20indexof%20ie8.htmlJavascript: array.indexOf() fix for IE8 and below. by jonm on August 14th, 2013. Just a quick note on how to deal with another one of the IE/Javascript ...

https://sambrick.wordpress.com/2014/05/19/ie7-and-ie8s...If you try to use indexOf() to check the existence of an Array member in <IE9 the script will fail. This is because the Array class in <IE9 does not have the function indexOf() built into it.

www.webdeveloper.com/forum/...263683-indexOf-in-lt-IE9 IE8 reports indexOf is not a supported method. I'm using this to get the value of an array item. However, MS say IE6+ should be supported; http://msdn.microsoft.com/en-us/library/53xtt423(v=vs.94).aspx

renren.io/questions/575395/indexof-not-supported-in-ie8...When doing this: var a = new Array(a, b); a.map(function() { }); in IE8 I get: Object doesn't support this property or method Is this method not supported in IE8, or do I have some other probl

www.drawbackz.com/stack/117561/indexof...in-ie8-browser.html...I have cascaded dropdown in my application, cascaded using jquery, now my problem is it is working smoothly with IE9, Firefox, Opera and Safari but does not work with any of browsers like IE7,IE8 etc.

www.experts-exchange.com/Programming/Languages/Scripting/......indexOf() issue ie8 JavaScript Question Asked by: TheInnovator 2014-07-06 Solved by: leakim971. For some odd reason, indexOf() does not work in ie8. is there a work around? http://jsfiddle.net/GTpgA/ 74/ Asked On 2014-07-06 at 17:19:10 ID: 28470288 Topics

youmightnotneedjquery.comjQuery and its cousins are great, ... in truth, post-IE8, browsers are pretty easy to deal with on their own. What's the oldest version of IE you need to support? 8. 9. 10. Your ... Index Of. jQuery $.inArray(item, array); IE8+

allwebco-templates.com/support/S_dropdown_menus_IE7...The javascript drop menus stay open in IE 9.0, 8.0, 7.0 and do not "pop open" properly. Templates that require this update: Chrome color change templates DO NOT require this update. This update is only for Allwebco "T27d" javascript drop menus and also for the OSnine models.

www.quirksmode.org/js/strings.htmlIt otherwise works exactly as indexOf. This. var b = 'I am a JavaScript hacker.' document.write(b.lastIndexOf('a')) gives 19 because that's the index of the last 'a' in the string. charAt. charAt() gives you the character at a certain position.

underscorejs.orgHowever, Underscore functions are not designed to work on "sparse" arrays. first_.first(array, [n]) Alias: head, take Returns the first element of an array. Passing ... Returns the index of the last occurrence of value in the array ...

handjs.codeplex.com/workitem/33854 IE8 does not support indexOf or addEventListener. If hand.js polyfilled indexOf and fell back to attachEvent where addEventListener isn't supported, then…well I'm not sure other errors won't pop up, but you will be closer to supporting IE8, which would be great.

sevennet.org/2014/...why-doesnt-indexof-work-on-an-array-ie8...Why doesn't indexOf work on an array IE8? The below function works fine on opera, firefox and chrome. However in IE8 it fails on if ( allowed.indexOf(ext[1]) == -1) part.

techforumnetwork.com/techqns/how-to-fix-array-indexof-in...How to fix Array indexOf() in JavaScript for IE browsers. November 16, 2009: Posted by forumadmin under TechQns: Comments off. If you have worked with JavaScript at any length you are aware that IE does not implement the ECMAScript function for Array.prototype.indexOf() [including IE8].